Worldwide, Adelpha (Adelpha 
) is a rare female first name. The first name Adelpha is habitual in Philippines, where it is a rare feminine name, the United States, where it is an extremely rare female name, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Adelpha | United States, South Africa, Philippines, Jordan, Brazil |
Mayo, Larkin, Jamito, Twyman, Ferrer, Warren, Mabulay, Sauceda, Cermeno, Clareza, Beltran, Briones, Rossato, Richard, Domingo, Narvaez, Martinez, Malaylay, Sarahina, Dela-Pena, Alcantara, Rodriguez, Galang, Garcia, Pulido, Paeper, Muga, Tech, Novo, Ebol, Hall, Frye, Moino, Moyer, Cruza, Bueno, Pangilinan, Ramos, Escat, Yawan, Malaga, Mesina, Santos, Sartin, Alcova, Aguila, Castro, Barona, Reppe, and Villanueva